// license:BSD-3-Clause // copyright-holders:Miodrag Milanovic /***************************************************************************** * * includes/b2m.h * ****************************************************************************/ #ifndef B2M_H_ #define B2M_H_ #include "machine/i8255.h" #include "machine/pit8253.h" #include "machine/pic8259.h" #include "machine/wd_fdc.h" #include "sound/speaker.h" #include "sound/wave.h" #include "machine/ram.h" class b2m_state : public driver_device { public: b2m_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_speaker(*this, "speaker"), m_pit(*this, "pit8253"), m_ram(*this, RAM_TAG), m_palette(*this, "palette") { } UINT8 m_b2m_8255_porta; UINT8 m_b2m_video_scroll; UINT8 m_b2m_8255_portc; UINT8 m_b2m_video_page; UINT8 m_b2m_drive; UINT8 m_b2m_side; UINT8 m_b2m_romdisk_lsb; UINT8 m_b2m_romdisk_msb; UINT8 m_b2m_color[4]; UINT8 m_b2m_localmachine; UINT8 m_vblank_state; required_device m_maincpu; required_device m_speaker; required_device m_pit; required_device m_ram; required_device m_palette; /* devices */ fd1793_t *m_fdc; pic8259_device *m_pic; DECLARE_READ8_MEMBER(b2m_keyboard_r); DECLARE_WRITE8_MEMBER(b2m_palette_w); DECLARE_READ8_MEMBER(b2m_palette_r); DECLARE_WRITE8_MEMBER(b2m_localmachine_w); DECLARE_READ8_MEMBER(b2m_localmachine_r); DECLARE_DRIVER_INIT(b2m); virtual void machine_start(); virtual void machine_reset(); virtual void video_start(); DECLARE_PALETTE_INIT(b2m); UINT32 screen_update_b2m(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); INTERRUPT_GEN_MEMBER(b2m_vblank_interrupt); DECLARE_WRITE_LINE_MEMBER(bm2_pit_out1); DECLARE_WRITE8_MEMBER(b2m_8255_porta_w); DECLARE_WRITE8_MEMBER(b2m_8255_portb_w); DECLARE_WRITE8_MEMBER(b2m_8255_portc_w); DECLARE_READ8_MEMBER(b2m_8255_portb_r); DECLARE_WRITE8_MEMBER(b2m_ext_8255_portc_w); DECLARE_READ8_MEMBER(b2m_romdisk_porta_r); DECLARE_WRITE8_MEMBER(b2m_romdisk_portb_w); DECLARE_WRITE8_MEMBER(b2m_romdisk_portc_w); DECLARE_WRITE_LINE_MEMBER(b2m_fdc_drq); DECLARE_FLOPPY_FORMATS( b2m_floppy_formats ); void b2m_postload(); void b2m_set_bank(int bank); }; #endif